Use these upcycled holiday card boxes to package tiny gifts, decorate your tree or build homemade advent calendars. My grandma taught me how to make these small origami boxes when I was a little girl.

Deborah Adams, left, Katherine, 6, center, and Isabelle, 8, create origami ornaments to sell. The money they raise pays for new water wells in developing countries, where children die from unclean ...